| 1 |
<?php |
| 2 |
|
| 3 |
/** |
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* This contains the HTMLPageClass widget |
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* |
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* $Id: HTMLPageClass.inc,v 1.29 2003/09/30 00:41:40 hemna Exp $ |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
| 9 |
* @package phpHtmlLib |
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* |
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*/ |
| 12 |
|
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/** |
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* Get all the required files for this class |
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*/ |
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require_once($phphtmllib."/HTMLTagClass.inc"); |
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|
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|
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/** |
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* class the constructs and renders an entire |
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* HTML/XHTML document. |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
| 24 |
* @package phpHtmlLib |
| 25 |
*/ |
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class HTMLPageClass { |
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|
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/** |
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* HEADtag object that holds all content |
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* for the head. |
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* @var object |
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* @access private |
| 33 |
*/ |
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var $_head = NULL; |
| 35 |
|
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/** |
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* TITLEtag object that holds the title |
| 38 |
* of the page. |
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* @var object |
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* @access private |
| 41 |
*/ |
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var $_title = NULL; |
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|
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/** |
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* SCRIPTtag object that holds javascript |
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* code for the head tag. |
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* @var object |
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* @access private |
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*/ |
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var $_head_js = NULL; |
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|
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/** |
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* STYLEtag object that holds css code |
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* for the head. |
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* @var object |
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* @access private |
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*/ |
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var $_head_style = NULL; |
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|
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/** |
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* holds an array of LINKtag objects |
| 62 |
* in the head tag that reference an |
| 63 |
* external stylesheet file. |
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* @var array. |
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* @access private |
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*/ |
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var $_head_css_link_arr = array(); |
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|
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/** |
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* holds an array of SCRIPTtag objects |
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* in the head tag that reference an |
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* an extern javascript file. |
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* @var array |
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* @access private |
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*/ |
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var $_head_js_link_arr = array(); |
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|
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/** |
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* character set to be used in this |
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* page. This gets automatically |
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* placed in the Content-Type |
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* META tag. |
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* @var string |
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* @access private |
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*/ |
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var $_charset = "iso-8859-1"; |
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|
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|
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/** |
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* The encoding of the XHTML |
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* XML tag |
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*/ |
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var $_xml_encoding = "UTF-8"; |
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|
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/** |
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* BODYtag object that holds all content |
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* for the body tag. |
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* @var object |
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* @access private |
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*/ |
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var $_body = NULL; |
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|
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/** |
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* DOCTYPEag object that sets the document |
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* type. This gets rendered prior to <html> |
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* @var object |
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* @access private |
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*/ |
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var $_doctype = NULL; |
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|
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/** |
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* flag to tell the class to try and |
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* change the http headers to output |
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* document of type text, instead of |
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* html. This is helpfull for debugging. |
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* @var boolean |
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* @access private |
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*/ |
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var $_text_debug = FALSE; |
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|
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/** |
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* This holds a FRAMESETtag object. |
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* This is used if the person is trying |
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* to render a frameset page. |
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* |
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* @var FRAMESETtag object. |
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* @access private |
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*/ |
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var $_frameset = NULL; |
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|
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|
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/** |
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* This holds the text used to display |
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* a body content when a browser doesn't |
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* support framesets |
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* |
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* @var string |
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* @access private |
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*/ |
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var $_noframes_text = "Sorry, your browser does not support frames"; |
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|
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|
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/** |
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* This holds the attributes for the |
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* <html> tag. |
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* |
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* @var array |
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*/ |
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var $_html_attributes = array(); |
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|
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/** |
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* keeps track of which widgets we have |
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* automatically pulled in css for |
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* |
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* @var array |
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*/ |
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var $_widget_css_auto = array(); |
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|
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/** |
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* keeps track of which widgets we have |
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* automatically pulled in js for |
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* |
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* @var array |
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*/ |
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var $_widget_js_auto = array(); |
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|
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|
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/** |
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* Holds the value of the indent |
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* style the user wants to render |
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* the page w/ |
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* |
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* @var int |
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*/ |
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var $_indent_style = 0; |
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|
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/** |
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* keeps track of the html |
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* render type. |
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* |
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* @var string |
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*/ |
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var $_html_render_type = HTML; |
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|
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/** |
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* The favicon params |
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* @var array |
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*/ |
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var $_favicon = array("href" => "/favicon.ico", |
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"type" => "images/x-ico", |
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"enabled" => FALSE); |
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|
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|
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|
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/** |
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* Class Constructor |
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* @param mixed - $title Title string or TITLEtag object for the page. |
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* @param string - one of 3 types of html to render. Setting this will |
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* make the object declare the gobal define which tells |
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* all of the tag objects what type of html tags to render. |
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* some tags support special features. such as the <IMG> |
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* tag. If xhtml is selected, the the IMGtag object and all |
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* utility functions will not render "border=0" as a default |
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* attribute, since this is not proper xhtml. |
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* "html" - HTML 4.0 (default) |
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* "xhtml_transitional" - render xhtml instead of html |
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* - doctype is XHTML transitional. |
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* "xhtml_strict" - render xhtml instead of html 4.0. |
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* - doctype is XHTML strict. |
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* @param int - one of 2 types. INDENT_NICE or INDENT_LEFT_JUSTIFY |
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* This tells the page how to render the indenting of the |
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* output. By default it is set to INDENT_NICE, which nicely |
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* indents each nested tag. You can have all tags rendered |
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* left justified (smaller size in output) by using |
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* INDENT_LEFT_JUSTIFY |
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* |
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* @access public |
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*/ |
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function HTMLPageClass($title=NULL, $html_type=HTML, $indent_style=INDENT_NICE) { |
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|
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switch ($html_type) { |
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case HTML: |
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default: |
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$this->build_doctype("-//W3C//DTD HTML 4.01 Transitional//EN", |
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"http://www.w3.org/TR/html4/loose.dtd"); |
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$this->_html_render_type = $GLOBALS["HTML_RENDER_TYPE"] = HTML; |
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break; |
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|
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case XHTML_STRICT: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Strict//EN", |
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"); |
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$this->_html_render_type = $GLOBALS["HTML_RENDER_TYPE"] = XHTML_STRICT; |
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$this->set_html_attributes( array( "xmlns" => "http://www.w3.org/1999/xhtml", |
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"xml:lang" => "en", |
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"lang" => "en") ); |
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break; |
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|
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case XHTML: |
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case XHTML_TRANSITIONAL: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Transitional//EN", |
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"); |
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$this->_html_render_type = $GLOBALS["HTML_RENDER_TYPE"] = XHTML; |
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$this->set_html_attributes( array( "xmlns" => "http://www.w3.org/1999/xhtml", |
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"xml:lang" => "en", |
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"lang" => "en") ); |
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break; |
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|
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//What else needs to be done to properly support |
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//XHTML frameset? TODO LIST for 1.1 |
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case XHTML_FRAMESET: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Frameset//EN", |
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd"); |
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$this->_html_render_type = $GLOBALS["HTML_RENDER_TYPE"] = XHTML_FRAMESET; |
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break; |
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} |
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|
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$this->_head = new HEADtag; |
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$this->_head_js = html_script(); |
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$this->_head_style = html_style(); |
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$this->_create_body(); |
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if ($title != NULL) { |
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$this->set_title( $title ); |
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} |
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|
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$this->_indent_style = $indent_style; |
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} |
| 267 |
|
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//************************************************** |
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//* HEAD tag related functions |
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//************************************************** |
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|
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|
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/** |
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* this adds content to the head tag |
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* of the page |
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* |
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* @param mixed - any content to add |
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*/ |
| 279 |
function add_head_content( ) { |
| 280 |
$num_args = func_num_args(); |
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for ($i=0;$i<$num_args;$i++) { |
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$this->_head->add(func_get_arg($i)); |
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} |
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} |
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|
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/** |
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* Same ass add_head_content() |
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* |
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* @deprecated - use add_head_content(); |
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*/ |
| 291 |
function push_head_content( ) { |
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$args = func_get_args(); |
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call_user_func_array( array(&$this, "add_head_content"), $args); |
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} |
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|
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|
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/** |
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* adds raw javascript to the head which |
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* will automatically get wrapped in a |
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* <script language="JavaScript"> tag. |
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* @param mixed $content - raw javascript code to add to the head |
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*/ |
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function add_head_js( $content ) { |
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$this->_head_js->push( $content ); |
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} |
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|
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/** |
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* Same ass add_head_js() |
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* |
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* @deprecated - use add_head_js(); |
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*/ |
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function push_head_js( $content ) { |
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$this->add_head_js( $content ); |
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} |
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|
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/** |
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* this function adds raw css to the |
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* <head> tag. It will automatically |
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* be wrapped in a <style type="text/css"> |
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* |
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* @param string - the raw css |
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*/ |
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function add_head_css( $css ) { |
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$this->_head_style->push( $css ); |
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} |
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|
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/** |
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* set the title of the page output. |
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* @param mixed $title - the title of the html page |
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* can be TITLEtag object. |
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* |
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*/ |
| 333 |
function set_title( $title ) { |
| 334 |
if (is_object($title)) { |
| 335 |
if ($title->_tag == "title") { |
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$this->_title = $title; |
| 337 |
} else { |
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//they did something funky here. |
| 339 |
return -1; |
| 340 |
} |
| 341 |
} else { |
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$this->_title = html_title( $title ); |
| 343 |
} |
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} |
| 345 |
|
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/** |
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* pushes a css external reference to the head area |
| 348 |
* @param mixed $link - link tag object or $url for a css. |
| 349 |
*/ |
| 350 |
function add_css_link( $link ) { |
| 351 |
if (is_object($link)) { |
| 352 |
$css = $link; |
| 353 |
} else { |
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$css = html_link($link, "stylesheet", "text/css"); |
| 355 |
} |
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$this->_head_css_link_arr[] = $css; |
| 357 |
} |
| 358 |
|
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/** |
| 360 |
* Same ass add_css_link() |
| 361 |
* |
| 362 |
* @deprecated - use add_css_link(); |
| 363 |
*/ |
| 364 |
function push_css_link( $link ) { |
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$this->add_css_link( $link ); |
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|
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} |
| 368 |
|
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/** |
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* This adds a link to an external Javascript |
| 371 |
* file, which will get rendered in the head. |
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* |
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* @param mixed $link - script tag object or $url of .js file. |
| 374 |
*/ |
| 375 |
function add_js_link( $link ) { |
| 376 |
if (is_object($link)) { |
| 377 |
$js = $link; |
| 378 |
} else { |
| 379 |
$js = html_script($link); |
| 380 |
} |
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$this->_head_js_link_arr[] = $js; |
| 382 |
} |
| 383 |
|
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/** |
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* same as add_js_link() |
| 386 |
* |
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* @deprecated |
| 388 |
*/ |
| 389 |
function push_js_link( $link ) { |
| 390 |
$this->add_js_link( $link ); |
| 391 |
} |
| 392 |
|
| 393 |
/** |
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* Automatically set a page meta tag refresh |
| 395 |
* @param int $time - time in seconds to refresh |
| 396 |
* @param string $url - the url to go to. |
| 397 |
*/ |
| 398 |
function set_refresh( $time, $url=NULL ) { |
| 399 |
if ($url) { |
| 400 |
$time .= ";url=$url"; |
| 401 |
} |
| 402 |
$this->push_head_content( html_meta($time, "refresh") ); |
| 403 |
} |
| 404 |
|
| 405 |
/** |
| 406 |
* set the character set |
| 407 |
* @param string $charset - the charset for the meta tag |
| 408 |
* |
| 409 |
*/ |
| 410 |
function set_charset( $charset ) { |
| 411 |
$this->_charset = $charset; |
| 412 |
} |
| 413 |
|
| 414 |
/** |
| 415 |
* This sets the encoding type for |
| 416 |
* XHTML documents |
| 417 |
* |
| 418 |
* @param string - the encoding parameter |
| 419 |
*/ |
| 420 |
function set_encoding( $encoding ) { |
| 421 |
$this->_xml_encoding = $encoding; |
| 422 |
} |
| 423 |
|
| 424 |
/** |
| 425 |
* This method sets the lang, and xml:lang |
| 426 |
* setting in the HTML tag. |
| 427 |
* |
| 428 |
* @param string - the language |
| 429 |
*/ |
| 430 |
function set_language( $language ) { |
| 431 |
$this->_html_attributes["xml:lang"] = $language; |
| 432 |
$this->_html_attributes["lang"] = $language; |
| 433 |
} |
| 434 |
|
| 435 |
/** |
| 436 |
* This function is used to set the FRAMSETtag |
| 437 |
* object for this page. This automatically |
| 438 |
* sets the output for this page object to |
| 439 |
* be a frameset. |
| 440 |
* |
| 441 |
* @param FRAMESETtag object - $frameset |
| 442 |
*/ |
| 443 |
function set_frameset( $frameset ) { |
| 444 |
if (is_object($frameset)) { |
| 445 |
if ($frameset->get_tag() == "frameset") { |
| 446 |
$this->_frameset = $frameset; |
| 447 |
} |
| 448 |
} |
| 449 |
} |
| 450 |
|
| 451 |
|
| 452 |
/** |
| 453 |
* This function returns the |
| 454 |
* attributes to be used for the |
| 455 |
* <html> tag. |
| 456 |
* |
| 457 |
* @return array(); |
| 458 |
*/ |
| 459 |
function get_html_attributes() { |
| 460 |
return $this->_html_attributes; |
| 461 |
} |
| 462 |
|
| 463 |
/** |
| 464 |
* This function sets the attributes |
| 465 |
* for the <html> tag |
| 466 |
* |
| 467 |
* @param array - the name=>value |
| 468 |
* pair for the |
| 469 |
* attributes |
| 470 |
*/ |
| 471 |
function set_html_attributes( $attributes ) { |
| 472 |
$this->_html_attributes = $attributes; |
| 473 |
} |
| 474 |
|
| 475 |
|
| 476 |
/** |
| 477 |
* this builds the content type meta tag. |
| 478 |
* |
| 479 |
*/ |
| 480 |
function _build_content_type_tag() { |
| 481 |
$content_type = "text/html; charset=" . $this->_charset; |
| 482 |
return html_meta($content_type, "Content-Type"); |
| 483 |
} |
| 484 |
|
| 485 |
/** |
| 486 |
* This is used to enable the ability to add the |
| 487 |
* favicon link in the head of the document. |
| 488 |
* By default it is off. |
| 489 |
* |
| 490 |
* @param boolean TRUE = enable |
| 491 |
*/ |
| 492 |
function set_favicon_flag($flag=TRUE) { |
| 493 |
$this->_favicon["enabled"] = $flag; |
| 494 |
} |
| 495 |
|
| 496 |
/** |
| 497 |
* This allows you to change the default url/path |
| 498 |
* for where the favicon.ico lives. |
| 499 |
* NOTE: calling this method automatically enables the |
| 500 |
* link in the head to be created. |
| 501 |
* |
| 502 |
* @param string the url to the favicon.ico file |
| 503 |
* @param string the type of the image. |
| 504 |
* NOTE: Default is image/x-ico |
| 505 |
*/ |
| 506 |
function set_favicon($path, $type="image/x-ico") { |
| 507 |
$this->_favicon["href"] = $path; |
| 508 |
$this->_favicon["type"] = $type; |
| 509 |
$this->set_favicon_flag( TRUE ); |
| 510 |
} |
| 511 |
|
| 512 |
//************************************************** |
| 513 |
//* BODY tag related functions |
| 514 |
//************************************************** |
| 515 |
|
| 516 |
|
| 517 |
/** |
| 518 |
* This function adds content to the <body> |
| 519 |
* area of the page. |
| 520 |
* |
| 521 |
* @param mixed - any # of parameters |
| 522 |
*/ |
| 523 |
function add() { |
| 524 |
$num_args = func_num_args(); |
| 525 |
for ($i=0;$i<$num_args;$i++) { |
| 526 |
$arg = func_get_arg($i); |
| 527 |
//see if the arg is an object |
| 528 |
//and a child of BaseWidget. |
| 529 |
if (is_object($arg) && is_subclass_of( $arg, "basewidget")) { |
| 530 |
//see if they have an js they need to include |
| 531 |
$js = ""; |
| 532 |
$js = $arg->get_javascript(); |
| 533 |
$class_name = get_class($arg); |
| 534 |
if ($js != "" && !isset($this->_widget_js_auto[$class_name])) { |
| 535 |
$this->add_head_js( str_replace(chr(9),'', $js) ); |
| 536 |
$this->_widget_js_auto[$class_name] = TRUE; |
| 537 |
} |
| 538 |
} |
| 539 |
$this->_body->add(func_get_arg($i)); |
| 540 |
} |
| 541 |
} |
| 542 |
|
| 543 |
/** |
| 544 |
* Same as add() |
| 545 |
* |
| 546 |
* @deprecated - use add() |
| 547 |
* |
| 548 |
*/ |
| 549 |
function push( ) { |
| 550 |
$args = func_get_args(); |
| 551 |
call_user_func_array( array(&$this, "add"), $args); |
| 552 |
} |
| 553 |
|
| 554 |
/** |
| 555 |
* Adds the content reference to the <body> |
| 556 |
* tag for later use. |
| 557 |
* |
| 558 |
* @param mixed $content - content to add |
| 559 |
*/ |
| 560 |
function add_reference( &$content ) { |
| 561 |
$this->_body->push_reference( $content ); |
| 562 |
} |
| 563 |
|
| 564 |
/** |
| 565 |
* Same as add() |
| 566 |
* |
| 567 |
* @deprecated - use add() |
| 568 |
* |
| 569 |
*/ |
| 570 |
function push_reference( &$content ) { |
| 571 |
$this->add_reference( $content ); |
| 572 |
} |
| 573 |
|
| 574 |
/** |
| 575 |
* This is responsible for creating the |
| 576 |
* BODYtag object. We only will |
| 577 |
* create a new $this->_body if it doesn't |
| 578 |
* already exist. |
| 579 |
* |
| 580 |
*/ |
| 581 |
function _create_body() { |
| 582 |
if ($this->_body == NULL) { |
| 583 |
$this->_body = new BODYtag; |
| 584 |
//$this->_body->add( " " ); |
| 585 |
} |
| 586 |
} |
| 587 |
|
| 588 |
/** |
| 589 |
* set attributes of body tag |
| 590 |
* @param array $attributes the name=>value pairs |
| 591 |
* |
| 592 |
*/ |
| 593 |
function set_body_attributes( $attributes ) { |
| 594 |
if (!is_object( $this->_body )) { |
| 595 |
$this->_create_body(); |
| 596 |
} |
| 597 |
$this->_body->set_tag_attributes( $attributes ); |
| 598 |
} |
| 599 |
|
| 600 |
/** |
| 601 |
* This function is used to build the DOCTYPE |
| 602 |
* tag for the page. It will automatically |
| 603 |
* create a DOCTYPE with a document_element of "html" |
| 604 |
* and a source of "PUBLIC" |
| 605 |
* |
| 606 |
* @param string - link1 |
| 607 |
* @param string - link2 |
| 608 |
*/ |
| 609 |
function build_doctype($link1, $link2=NULL) { |
| 610 |
$this->_doctype = xml_doctype("html", "PUBLIC", $link1, $link2); |
| 611 |
} |
| 612 |
|
| 613 |
//************************************************** |
| 614 |
//* General functions |
| 615 |
//************************************************** |
| 616 |
|
| 617 |
/** |
| 618 |
* set the $_text_debug flag |
| 619 |
* @param $flag - boolean. |
| 620 |
*/ |
| 621 |
function set_text_debug( $flag ) { |
| 622 |
$this->_text_debug = $flag; |
| 623 |
} |
| 624 |
|
| 625 |
|
| 626 |
//************************************************** |
| 627 |
//* RENDERING of content related functions |
| 628 |
//************************************************** |
| 629 |
|
| 630 |
/** |
| 631 |
* builds the head object and its content. |
| 632 |
* |
| 633 |
*/ |
| 634 |
function _build_head() { |
| 635 |
|
| 636 |
$this->_head->add( $this->_build_content_type_tag() ); |
| 637 |
|
| 638 |
if ($this->_title) { |
| 639 |
$this->_head->add( $this->_title ); |
| 640 |
} |
| 641 |
|
| 642 |
if ($this->_favicon["enabled"]) { |
| 643 |
$this->_head->add( html_link($this->_favicon["href"], |
| 644 |
"shortcut icon", |
| 645 |
$this->_favicon["type"])); |
| 646 |
} |
| 647 |
|
| 648 |
if ( $this->_head_style->count_content() ) { |
| 649 |
$this->_head->add( $this->_head_style ); |
| 650 |
} |
| 651 |
if ( $this->_head_js->count_content() ) { |
| 652 |
$this->_head->add( $this->_head_js ); |
| 653 |
} |
| 654 |
|
| 655 |
if (count($this->_head_css_link_arr)) { |
| 656 |
foreach( $this->_head_css_link_arr as $css) { |
| 657 |
$this->_head->add( $css ); |
| 658 |
} |
| 659 |
} |
| 660 |
|
| 661 |
if (count($this->_head_js_link_arr)) { |
| 662 |
foreach( $this->_head_js_link_arr as $js) { |
| 663 |
$this->_head->add( $js ); |
| 664 |
} |
| 665 |
} |
| 666 |
} |
| 667 |
|
| 668 |
/** |
| 669 |
* This builds a frameset body tag |
| 670 |
* wrapped in a <noframes> tag. |
| 671 |
* |
| 672 |
* @return NOFRAMEStag object. |
| 673 |
*/ |
| 674 |
function _frameset_wrap_body() { |
| 675 |
$noframes = new NOFRAMEStag; |
| 676 |
$body = new BODYtag; |
| 677 |
$body->add( $this->_noframes_text ); |
| 678 |
$noframes->add( $body ); |
| 679 |
return $noframes; |
| 680 |
} |
| 681 |
|
| 682 |
/** |
| 683 |
* render the page. |
| 684 |
* |
| 685 |
* |
| 686 |
* @return string the raw html output. |
| 687 |
*/ |
| 688 |
function render() { |
| 689 |
|
| 690 |
//make sure the render type is correctly |
| 691 |
//set |
| 692 |
$GLOBALS["HTML_RENDER_TYPE"] = $this->_html_render_type; |
| 693 |
|
| 694 |
//lets use ourself to render the debug page! |
| 695 |
if ($this->_text_debug) { |
| 696 |
$page = new HTMLPageClass; |
| 697 |
$page->add_css_link("/phphtmllib/css/HTMLPageClass.css"); |
| 698 |
} |
| 699 |
|
| 700 |
$newline = " "; |
| 701 |
$attributes = $this->get_html_attributes(); |
| 702 |
$html = new HTMLtag( $attributes ); |
| 703 |
$html->add( $newline ); |
| 704 |
$this->_build_head(); |
| 705 |
$html->add( $this->_head ); |
| 706 |
|
| 707 |
//Check to see if we are rendering |
| 708 |
//a frameset page. |
| 709 |
if ($this->_frameset != NULL) { |
| 710 |
//Looks like they have set the frameset |
| 711 |
//member, so we are rendering a frameset |
| 712 |
//we will automatically wrap the <body> |
| 713 |
$html->add( $newline ); |
| 714 |
$html->add( $this->_frameset ); |
| 715 |
$html->add( $newline ); |
| 716 |
$html->add( $this->_frameset_wrap_body() ); |
| 717 |
} else { |
| 718 |
$html->add( $newline ); |
| 719 |
//$this->_body->add( $newline ); |
| 720 |
$html->add( $this->_body ); |
| 721 |
} |
| 722 |
|
| 723 |
$html-> add( $newline ); |
| 724 |
|
| 725 |
if ($this->_text_debug) { |
| 726 |
if ($GLOBALS["HTML_RENDER_TYPE"] == XHTML_STRICT) { |
| 727 |
$xml = new XMLtag(array("version" => "1.0", |
| 728 |
"encoding"=>$this->_xml_encoding)); |
| 729 |
$page->add( $xml->render(0,1) ); |
| 730 |
} |
| 731 |
$page->add( $this->_doctype->render(0,1) ); |
| 732 |
$page->add( $html->render($this->_indent_style,1) ); |
| 733 |
return $page->render(); |
| 734 |
} else { |
| 735 |
$output = ''; |
| 736 |
if ($GLOBALS["HTML_RENDER_TYPE"] == XHTML_STRICT) { |
| 737 |
$xml = new XMLtag(array("version" => "1.0", |
| 738 |
"encoding"=>$this->_xml_encoding)); |
| 739 |
$output = $xml->render(0); |
| 740 |
} |
| 741 |
$output .= $this->_doctype->render(); |
| 742 |
$output .= $html->render($this->_indent_style); |
| 743 |
return $output; |
| 744 |
} |
| 745 |
} |
| 746 |
} |
| 747 |
|
| 748 |
|
| 749 |
?> |
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